24小时环球政经要闻全览 | 7月21日

Market Overview - The Dow Jones Industrial Average decreased by 142.30 points, closing at 44,342.19, a decline of 0.32% [2] - The Nasdaq Composite increased by 10.01 points, closing at 20,895.66, a rise of 0.05% [2] - The S&P 500 index fell by 0.57 points, ending at 6,296.79, a slight decrease of 0.01% [2] - The Hang Seng Index rose by 326.71 points, closing at 24,825.66, an increase of 1.33% [2] - The Nikkei 225 index decreased by 82.08 points, closing at 39,819.11, a decline of 0.21% [2] Political Developments - In Japan, the ruling coalition lost its majority in the House of Councillors for the first time since its establishment in 1955, with opposition parties and independents securing 76 seats, totaling 124 seats [2] - The U.S. Treasury Secretary has advised against attempting to remove Federal Reserve Chairman Jerome Powell, but former President Trump dismissed these concerns, asserting he understands market dynamics better than others [4] Corporate Actions - South Korea is considering increasing stock transaction taxes to compensate for potential revenue losses from reduced dividend income taxes, which were previously lowered to nearly zero [5] - The UK government is seeking public opinion on a licensing plan for autonomous vehicle services, with the consultation period ending on September 28 [6] - The London Stock Exchange Group is exploring the feasibility of implementing 24-hour trading to meet growing demand from retail investors [7] Technology and Innovation - Nvidia has informed its Chinese clients that the supply of its H20 chips is limited and does not plan to restart production due to U.S. export restrictions [8] - Nvidia CEO Jensen Huang sold 75,000 shares of the company, valued at approximately $12.94 million, as part of a plan to sell up to 6 million shares by the end of the year [8] - Elon Musk announced that Tesla's Full Self-Driving (FSD) will integrate technology from the Austin Robotaxi project, promising significant performance improvements [9][10] - OpenAI's CEO stated that over 1 million GPUs will be operational by the end of the year, emphasizing the need to scale this number significantly [11] - Apple is expected to release the public beta version of iOS 26 soon, with development for iOS 27 set to begin, focusing on features for a rumored foldable iPhone [12]